Abnormal winding drum winding detection device and detection method thereof

Abstract

According to the abnormal winding drum winding detection device and method, a movable rail is transversely erected above a winding drum, and a sliding block is embedded in the lower end face of the movable rail and moves back and forth at the two ends of the winding drum along the movable rail; two installation seats are installed below the sliding block, round installation holes are formed in the two installation seats, round protrusions are arranged on the two sides of the shell and embedded in the round installation holes, so that the shell is rotatably installed between the two installation seats, a sensor is arranged on the lower side in the shell, one end of the sensor is arranged on the lower end face of the shell, and the lower end of the shell exceeds the installation seats. The sensor is used for detecting the distance between the sensor and the winding drum to-be-detected part and judging whether the winding drum groove is wound with the steel rope or not. The device has the advantages that the structure is simple, the abnormal position can be accurately determined, and abnormal winding and groove disengaging abnormity can be rapidly judged and identified.

Description

Technical Field

[0001] The invention relates to a device and a method for detecting abnormal winding of a reel. Background Art

[0002] A reel detection device also includes an image acquisition device and an industrial control device; the image acquisition device includes a slide rail, a slider and a detection camera; the slide rail is placed horizontally; the slide rail is fixed on the spinning machine box through both ends; the slider can be slidably arranged on the slide rail; the detection camera is fixed on the slider and moves with the slider; the detection camera is located at a position that can monitor the state of the spinning reel; the industrial control device is arranged on the spinning machine box; the industrial control device and the image acquisition device are connected through a data connection module; the industrial control device is used to control the working state of the image acquisition device. It needs to be equipped with a high-precision camera, which is costly and complex in structure, and cannot quickly identify abnormal winding. Summary of the invention

[0003] The purpose of the present invention is to solve the shortcomings existing in the prior art and to propose a reel abnormal winding detection device and a detection method thereof.

[0004] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a device for detecting abnormal winding of a reel, comprising a movable track, a slider, a mounting seat, a shell and a sensor, wherein the movable track is horizontally mounted above the reel, the slider is embedded in the lower end surface of the movable track, and moves back and forth between the two ends of the reel along the movable track; two mounting seats are installed below the slider, and circular mounting holes are provided on the two mounting seats, and circular protrusions are provided on both sides of the shell, which are embedded in the circular mounting holes, so that the shell can be rotatably installed between the two mounting seats, and a sensor is provided on the lower side of the shell, one end of the sensor is placed on the lower end surface of the shell, and the lower end of the shell protrudes beyond the mounting seat, and the sensor is used to detect the distance between the sensor and the part to be measured of the reel, and to judge whether there is a steel rope wrapped around the groove of the reel.

[0005] Furthermore, the lower side of the shell is heavier than the upper side.

[0006] Furthermore, a corresponding inner groove of the slider is provided on the circular protrusion, a sensor zero position positioning slider is provided in the circular mounting hole, and the sensor zero position positioning slider cooperates with the inner groove of the slider.

[0007] Furthermore, the sensor zero position positioning slide block is elastically connected to the inner wall of the circular mounting hole.

[0008] A detection method for a roll abnormal winding detection device, abnormality judgment:

[0009] Step 1: The sensor moves back and forth at both ends of the reel through the slider, and records the state of switching the movement direction when the slider reaches the end point and the relative distance information collected by the sensor;

[0010] Step 2: Compare the relative distance value collected by the sensor with the calibrated threshold value to determine whether the target at the current position of the sensor is the steel rope or the drum groove; and record the state. If the state does not change, it will not be recorded to form state sequence data; when the slider reaches the endpoint, the state sequence data is cleared;

[0011] Step 3: Compare the status sequence data to determine whether an abnormal alarm occurs:

[0012] The status sequence data is: steel rope->drum groove, and the result is no abnormality;

[0013] The status sequence data is: drum groove->steel rope->steel rope, and the result is no abnormality;

[0014] The status sequence data is: drum groove->steel rope->steel rope->drum groove, and the result is an abnormal alarm;

[0015] The status sequence data is: steel rope->drum groove->steel rope, and the result is an abnormal alarm.

[0016] Furthermore, abnormal winding judgment: the sensor moves back and forth at both ends above the drum through the slider, the lower end of the sensor contacts the abnormally wound steel rope, the abnormally wound steel rope drives the lower end of the shell, and the shell rotates along the circular protrusion, causing the sensor to rotate and displace; it is judged as abnormal winding and an alarm is issued.

[0017] The beneficial effects of the present invention are: simple structure, accurate abnormal position, and rapid judgment and identification of abnormal winding and slot-out abnormality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the invention.

[0019] Figure 2 It is a schematic diagram of the slider structure.

[0020] Figure 3 Schematic diagram of the mounting base structure.

[0021] Figure 4 It is a schematic diagram of the shell structure.

[0022] Figure 5 It is a schematic diagram of the sensor structure.

[0023] 1 is a moving track; 2 is a slider; 3 is a mounting seat; 4 is a housing; 5 is a sensor; 6 is a circular mounting hole; 7 is a circular protrusion; 8 is a groove in the slider; 9 is a sensor zero position positioning slider. DETAILED DESCRIPTION

[0024] The following will be combined with the attached embodiment of the present invention Figure 1-5, the technical solutions in the embodiments of the present invention are described clearly and completely. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0025] Example 1 Reference Figure 1-5 The abnormal winding detection device of the reel includes a moving track 1, a slider 2, a mounting seat 3, a shell 4 and a sensor 5. The moving track is horizontally mounted above the reel, and the slider is embedded in the lower end surface of the moving track and moves back and forth between the two ends of the reel along the moving track; two mounting seats are installed below the slider, and circular mounting holes 6 are provided on the two mounting seats. Circular protrusions 7 are provided on both sides of the shell, and the circular protrusions are embedded in the circular mounting holes so that the shell can be rotatably installed between the two mounting seats. A sensor is provided on the lower side of the shell, and one end of the sensor is placed on the lower end surface of the shell, and the lower end of the shell exceeds the mounting seat. The sensor is used to detect the distance between the sensor and the measured part of the reel to determine whether there is a steel rope wrapped around the groove of the reel.

[0026] The abnormal winding detection device of the reel has a lower side with a heavier weight than an upper side.

[0027] The abnormal winding detection device of the reel has a corresponding inner groove 8 of the slider on the circular protrusion, and a sensor zero position positioning slider 9 is provided in the circular mounting hole, and the sensor zero position positioning slider cooperates with the inner groove of the slider.

[0028] The abnormal winding detection device of the reel has a sensor zero position positioning slider elastically connected to the inner wall of the circular mounting hole.

[0029] The abnormal winding detection device for the reel has a simple structure, can accurately locate the abnormal position, and can quickly judge and identify abnormal winding and abnormal de-slotting.

[0030] Abnormal winding detection device for the reel, the movable track can adjust the height on the reel.

[0031] A detection method for a roll abnormal winding detection device, abnormality judgment:

[0032] Step 1: The sensor moves back and forth at both ends of the reel through the slider, and records the state of switching the movement direction when the slider reaches the end point and the relative distance information collected by the sensor;

[0033] Step 2: Compare the relative distance value collected by the sensor with the calibrated threshold value to determine whether the target at the current position of the sensor is the steel rope or the drum groove; and record the state. If the state does not change, it will not be recorded to form state sequence data; when the slider reaches the endpoint, the state sequence data is cleared;

[0034] Step 3: Compare the status sequence data to determine whether an abnormal alarm occurs:

[0035] The status sequence data is: steel rope->drum groove, and the result is no abnormality;

[0036] The status sequence data is: drum groove->steel rope->steel rope, and the result is no abnormality;

[0037] The status sequence data is: drum groove->steel rope->steel rope->drum groove, and the result is an abnormal alarm;

[0038] The status sequence data is: steel rope->drum groove->steel rope, and the result is an abnormal alarm.

[0039] A detection method for a drum abnormal winding detection device, abnormal winding judgment: the sensor moves back and forth at both ends above the drum through a slider, the lower end of the sensor contacts the abnormally wound steel rope, the abnormally wound steel rope drives the lower end of the shell, and the shell rotates along the circular protrusion to cause the sensor to rotate and displace; it is judged as abnormal winding and an alarm is issued.

[0040] The above are only preferred specific implementation modes of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solutions and inventive concepts of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A device for detecting abnormal winding of a reel, comprising a moving track, a slider, a mounting seat, a housing and a sensor, wherein the moving track is horizontally mounted above the reel, the slider is engaged with the lower end surface of the moving track and moves back and forth between the two ends of the reel along the moving track; the device is characterized in that: Two mounting seats are installed under the slider, and circular mounting holes are provided on the two mounting seats. Circular protrusions are provided on both sides of the shell, and the circular protrusions are embedded in the circular mounting holes so that the shell can be rotatably installed between the two mounting seats. A sensor is provided on the lower side of the shell, and one end of the sensor is placed on the lower end surface of the shell, and the lower end of the shell protrudes beyond the mounting seat. The sensor is used to detect the distance between the sensor and the measured part of the drum, and to judge whether there is a steel rope wrapped around the groove of the drum.

2. The abnormal winding detection device of the reel according to claim 1, characterized in that: The lower side of the housing is heavier than the upper side.

3. The abnormal winding detection device of the reel according to claim 2, characterized in that: A corresponding inner groove of the slide block is arranged on the circular protrusion, a sensor zero position positioning slide block is arranged in the circular mounting hole, and the sensor zero position positioning slide block is matched with the inner groove of the slide block.

4. The abnormal winding detection device of the reel according to claim 3 is characterized in that: The sensor zero position positioning slide block is elastically connected to the inner wall of the circular mounting hole.

5. A detection method for the abnormal winding detection device of a reel according to claim 1, characterized in that: Abnormal judgment: Step 1: The sensor moves back and forth at both ends of the reel through the slider, and records the state of switching the movement direction when the slider reaches the end point and the relative distance information collected by the sensor; Step 2: Compare the relative distance value collected by the sensor with the calibrated threshold value to determine whether the target at the current position of the sensor is the steel rope or the drum groove; and record the state. If the state does not change, it will not be recorded to form state sequence data; when the slider reaches the endpoint, the state sequence data is cleared; Step 3: Compare the status sequence data to determine whether an abnormal alarm occurs: the status sequence data is: steel rope -> drum groove, and the result is no abnormality; The status sequence data is: drum groove->steel rope->steel rope, and the result is no abnormality; The status sequence data is: drum groove->steel rope->steel rope->drum groove, and the result is an abnormal alarm; The status sequence data is: steel rope->drum groove->steel rope, and the result is an abnormal alarm.

6. A detection method for a reel abnormal winding detection device according to claim 5, characterized in that: Abnormal winding judgment: The sensor moves back and forth at both ends above the drum through the slider, and the lower end of the sensor contacts the abnormally wound steel rope. The abnormally wound steel rope drives the lower end of the shell, and the shell rotates along the circular protrusion, causing the sensor to rotate and move; it is judged as abnormal winding and an alarm is issued.

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